19.Which one of the following is the correct matching of the events occuring during menstrual cycle? [AIPMT(Prelims)2009] A. Proliferative phase: Rapid regeneration of myometrium & maturation of Graafian follicle B. Secretory phase: Development of corpus luteum and increased secretion of LH C. Menstruation: breakdown of myometrium and ovum not fertilised D. Ovulation: LH attain peak level
option b. Explanation of the perfect answer: The secretory segment is the final segment of the menstrual cycle. Due to secretion of Luteinising hormone (LH) from the pituitary, it's also acknowledged luteal segment.
